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Table 6 Association between each component of PSQI and environment domain of WHOQOL-BREF

From: Association between sleep quality and domains of quality of life amongst patients with first episode psychosis

Component of PSQIBStandard ErrorP value95% Confidence Interval
Lower BoundUpper Bound
Subjective sleep quality−0.5170.2510.040*−1.012−0.023
Sleep latency−0.3080.1870.100−0.6770.060
Sleep duration−0.1750.1830.341−0.5370.187
Habitual sleep efficiency−0.2330.1800.198−0.5880.123
Sleep disturbances−0.1890.2520.455−0.6850.308
Use of sleeping medicine−0.0370.1320.779−0.2980.223
Daytime Dysfunction−0.2960.2020.144−0.6940.102
  1. PSQI Pittsburg sleep quality index, WHOQOL-BREF World Health Organization Quality of Life - BREF
  2. *P value < 0.05